Track NPObject ownership by the originating plugins' NPP identifier. [4/6] (Chrome)

content/child/npobject_proxy.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/child/npobject_proxy.h"
 
 #include "content/child/np_channel_base.h"
 #include "content/child/npobject_util.h"
 #include "content/child/plugin_messages.h"
 #include "third_party/WebKit/public/web/WebBindings.h"
@@ skipping 67 matching lines @@
     // NPObjects.
     channel_->RemoveMappingForNPObjectProxy(route_id_);
     channel_->RemoveRoute(route_id_);
     Send(new NPObjectMsg_Release(route_id_));
   }
 }
 
 NPObject* NPObjectProxy::Create(NPChannelBase* channel,
                                 int route_id,
                                 int render_view_id,
-                                const GURL& page_url) {
+                                const GURL& page_url,
+                                NPP owner) {
   NPObjectWrapper* obj = reinterpret_cast<NPObjectWrapper*>(
-      WebBindings::createObject(0, &npclass_proxy_));
+      WebBindings::createObject(owner, &npclass_proxy_));
   obj->proxy = new NPObjectProxy(channel, route_id, render_view_id, page_url);
   channel->AddMappingForNPObjectProxy(route_id, &obj->object);
   return reinterpret_cast<NPObject*>(obj);
 }
 
 bool NPObjectProxy::Send(IPC::Message* msg) {
   if (channel_.get())
     return channel_->Send(msg);
 
   delete msg;
@@ skipping 397 matching lines @@
   proxy = NULL;
   if (!result)
     return false;
 
   CreateNPVariant(
       result_param, channel.get(), result_var, render_view_id, page_url);
   return true;
 }
 
 }  // namespace content